Question

Determine the total torque in Newton-meters developed by the armature when flux density is 0.7Wb and the field poles have 60% coverage, armature current is 4.7A and is carried through 48 conductors, the length of the armature is 44 cm and revolves at 1250 rpm with a distance from the center to the armature slot of 28 cm.
Calculate to 2 decimal places, no units in the answer.